Contra Costa County property record for 1800 Roux Ct, Martinez, CA 94553
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 3 ba · 2,194 sqft · built 1991 |
| Lot Size | 0.23 acres (10,000 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $775,000 (May 2016) |
| Tax Bill | $11,480 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 161-070-018-7 |
| Primary APN | 161-070-018-7 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 9 Rooms |
| Stories | 2 Stories |
| Building Area | 2,194 sqft Living Area |
| 1st Floor Area | 1,247 sqft |
| 2nd Floor Area | 947 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1991 |
|---|---|
| Effective Year Built | Effective 1991 |
| Architectural Style | Ranch |
| Exterior Material | Wood Siding |
| Roof Material | Tile |
| Lot Area | 10,000 sqft (0.23 acres) |
| Garage Type | Attached |
| Garage Area | 609 sqft |
| Parking Spaces | 2 Parking Spaces |
| Porch | Porch |
| Deck Area | Deck Area |
| Cooling System | Central |
|---|---|
| Heating System | Forced Air with A/C |
| Heating Fuel | Gas |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 1800 ROUX CT |
|---|---|
| City | MARTINEZ |
| State | CA |
| Zip | 94553-8600 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | T7153 L12 |
| Legal Tract | 7153 |
| Legal Lot Number | 12 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 3 |
| Census Block | 3000 |
| Census Tract | 320004 |
1800 Roux Ct is owned and occupied by two individuals who bought it in May 2016.
Source: Contra Costa County records, as of July 14, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 1800 ROUX CT, MARTINEZ, CA 94553-8600 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Community Property |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | May 19, 2016 · Amount on File |
| Deed Sale | May 19, 2016 · Amount on File |
| Prior Sale | Apr 30, 1999 · Amount on File |
| Deed Document Number | 201694764 |
| Prior Transfer Date | Jul 1, 1994 |
| Prior Transfer Doc | 0000176183 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 1800 Roux Ct was $11,480.
Source: Contra Costa County assessment roll, as of July 14, 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Municipality | Martinez City |
| Unified School District | Mount Diablo Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $935,785 (+2%) Land $386,388 Building $549,397 | |
| 2025 | $11,480.00 | $917,437 Land $378,812 Building $538,625 |
| 2023 | $10,991.00 (+1.44%) | $881,813 Land $364,103 Building $517,710 |
| 2022 | $10,835.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 1800 Roux Ct in Zone X, an area of minimal flood risk, though there have been 1 flood claim nearby since 1979.
Source: FEMA National Flood Hazard Layer, effective October 12, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Claims | 1 (1979) |
| Most Recent Claim | Oct 1979 · rainfall accumulation |
Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.
Wildfire risk around 1800 Roux Ct is low, with less than a 0.01% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 99.8% of the US · lower than 99.8% of California |
|---|---|
| Wildfire Likelihood | Under 0.01% annual chance |
| Exposure | None beyond ember reach |
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
Source: EPA Safe Drinking Water Information System, as of September 2026
| Water System | CONTRA COSTA WATER DISTRICT serves 210,500 people · EPA ID CA0710003 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Jan 2022 |
| Lead | Under 1 ppb (2026–2028) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | None last 3 years |
Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes.
Source: FCC Broadband Data Collection, based on 454 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Unwired Fixed Wireless | 300 / 25 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: Astound Broadband, AT&T, Verizon.
Search by:
By searching, you agree to: Terms • Privacy • Disclosures